linux/drivers/phy/starfive/phy-jh7110-usb.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * StarFive JH7110 USB 2.0 PHY driver
 *
 * Copyright (C) 2023 StarFive Technology Co., Ltd.
 * Author: Minda Chen <[email protected]>
 */

#include <linux/bits.h>
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/io.h>
#include <linux/module.h>
#include <linux/phy/phy.h>
#include <linux/platform_device.h>
#include <linux/usb/of.h>

#define USB_125M_CLK_RATE …
#define USB_LS_KEEPALIVE_OFF …
#define USB_LS_KEEPALIVE_ENABLE …

struct jh7110_usb2_phy { … };

static void usb2_set_ls_keepalive(struct jh7110_usb2_phy *phy, bool set)
{ … }

static int usb2_phy_set_mode(struct phy *_phy,
			     enum phy_mode mode, int submode)
{ … }

static int jh7110_usb2_phy_init(struct phy *_phy)
{ … }

static int jh7110_usb2_phy_exit(struct phy *_phy)
{ … }

static const struct phy_ops jh7110_usb2_phy_ops = …;

static int jh7110_usb_phy_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id jh7110_usb_phy_of_match[] = …;
MODULE_DEVICE_TABLE(of, jh7110_usb_phy_of_match);

static struct platform_driver jh7110_usb_phy_driver = …;
module_platform_driver(…) …;

MODULE_DESCRIPTION(…) …;
MODULE_AUTHOR(…) …;
MODULE_LICENSE(…) …;